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Newswise Special Wire
Saturday, July 4, 2020

Public edition | newswise.com

Newswise Weekend Edition Wire for 04-Jul-2020
 

Medical News


Seeing is Believing: Effectiveness of Facemasks

Using flow visualization of emulated coughs and sneezes, researchers assessed the efficacy of facemasks in obstructing droplets. Loosely folded facemasks and bandana-style coverings provide minimal stopping-capability for the smallest aerosolized res...

– Florida Atlantic University

Physics of Fluids

Embargo expired on 30-Jun-2020 at 11:00 ET


Newer variant of COVID-19–causing virus dominates global infections

Research out today in the journal Cell shows that a specific change in the SARS-CoV-2 coronavirus virus genome, previously associated with increased viral transmission and the spread of COVID-19, is more infectious in cell culture.

– Los Alamos National Laboratory

Cell


COVID-19 Fatality Risk Is Double Earlier Estimates: Study

In one of the most robust studies of COVID-19 mortality risk in the United States, researchers estimate an infection fatality rate more than double estimates from other countries, with the greatest risk to older adults. Columbia University Mailman Sc...

– Columbia University, Mailman School of Public Health

AI145883; medRxiv


Residents of some cities unwilling to comply with COVID-19 prevention behaviors

Several U.S. cities may be at increased risk of surges in COVID-19 cases as they reopen their economies because their residents are unwilling to follow practices that reduce the spread of the disease, according to Penn State College of Medicine resea...

– Penn State College of Medicine

HLRP: Health, Literacy, Research and Practice


Light drinking may protect brain function

Light to moderate drinking may preserve brain function in older age, according to a new study from the University of Georgia.

– University of Georgia

JAMA Network Open


Science News


Cave divers unlock mysteries of the earliest Americans

A team of underwater cave explorers in Mexico have made unprecedented archeological discoveries in some of the most inaccessible places on Earth that unlock key mysteries about the earliest inhabitants of the Western Hemisphere, according to internat...

– McMaster University

Science Advances

Embargo expired on 03-Jul-2020 at 14:05 ET


Ancient Maya Reservoirs Contained Toxic Pollution

Mercury, algae made water undrinkable in heart of city

– University of Cincinnati

Scientific Reports


Lifestyle & Social Sciences


Researchers Uncover Effects of Negative Stereotype Exposure on the Brain

“It is clear that people who belong to historically marginalized groups in the United States contend with burdensome stressors on top of the everyday stressors that members of non-disadvantaged groups experience."

– University of California, Santa Barbara

Social Cognitive and Affective Neuroscienc

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